Fumio Matsuda

Fumio Matsuda, often called the Ralph Nader of Japan, has been one of the most vocal critics of Toyota. He calls Toyota's business practices the most secretive of all carmakers.

Fumio Matsuda, often called the Ralph Nader of Japan, has been one of the most vocal critics of Toyota. He calls Toyota's business practices the most secretive of all carmakers. (John M. Glionna / Los Angeles Times)

Fumio Matsuda, often called the Ralph Nader of Japan, has been one of the most vocal critics of Toyota. He calls Toyota's business practices the most secretive of all carmakers.